A cell is connected to a resistor. What is the e.m.f. of the cell equal to?

5054_s05_qp_1

MCQ

2005

Paper 1, Variant 0

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An electrical quantity is defined as ‘the energy converted by a source in driving a unit charge round a complete circuit.’ What is this quantity called?

5054_s06_qp_1

MCQ

2006

Paper 1, Variant 0

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A battery consists of three identical cells in parallel. What is the unit of electromotive force (e.m.f.) and to what is the e.m.f. of the battery equal?

5054_s20_qp_11

MCQ

2020

Paper 1, Variant 1

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Which equation is correct for potential difference (p.d.)?

5054_s24_qp_12

MCQ

2024

Paper 1, Variant 2

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Which physical quantity is produced by a calculation where a charge is multiplied by a potential difference (p.d.)?

5054_w15_qp_11

MCQ

2015

Paper 1, Variant 1

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What is electromotive force (e.m.f.)?

5054_w17_qp_11

MCQ

2017

Paper 1, Variant 1

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The battery in a circuit contains two identical cells connected in parallel. 2.0 V 2.0 V I1 I2 Which row shows the relationship between currents I1 and I2 and gives the electromotive force (e.m.f.) of the battery?

5054_w17_qp_11

MCQ

2017

Paper 1, Variant 1

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The battery in a circuit contains two identical cells connected in parallel. 2.0 V 2.0 V I1 I2 Which row shows the relationship between currents I1 and I2 and gives the electromotive force (e.m.f.) of the battery?

5054_w17_qp_12

MCQ

2017

Paper 1, Variant 2

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A battery of electromotive force (e.m.f.) 10 V is connected to a resistor. 10 V A charge of 2.0 coulombs passes through the resistor. How much work is done as the charge passes through the resistor?

5054_w18_qp_11

MCQ

2018

Paper 1, Variant 1

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Which expression gives the electromotive force (e.m.f.) of a battery?

5054_w22_qp_11

MCQ

2022

Paper 1, Variant 1

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